I have always been a little obsessed with the Cannes film festival. It epitomises sheer glamour and elegance in the most beautiful of settings. The roll call of the most beautiful, most talented, most famous and sometimes the most infamous have all walked that famous red carpet, publicising everything from films to L’Oreal beauty.  I went to Cannes myself in 2008, when I was pregnant with Joe, and must admit I fell in love with the aura of glitz and glamour of the place. This year’s festival has been one of the most stylish and glamorous in recent memory, with Nicole Kidman, Naomi Watts, Blake Lively, Marion Cotillard, Cheryl Cole…